Flare type spanner heads suitable for fuel injector lines on most diesel engines. Manufactured from heat treated Chrome Molybdenum steel, with Chrome Vanadium steel shafts. Blackened finish for corrosion resistance. 180 Flexible heads, ideal for limited space applications. Large size marking for clear identification of sizes. Supplied in storage case. VERSATILE SOCKET WRENCHES 3/8Sq drive 6-point socket wrenches designed for use on most diesel engine injector fuel lines. HEAT TREATED STEEL Flare nut heads manufactured from Chrome Molybdenum with Chrome Vanadium steel shafts, for strength and durability. 180 FLEXIBLE HEAD Ideal for space limited applications. FLARE NUT HEAD Suitable for fuel injector connections. COMPREHENSIVE 6PC SET Includes sizes: 12 x 120, 14 x 130, 16 x 140, 17 x 140, 18 x 140, 19 x 140mm. CORROSION RESISTANCE - Blackened finish enhances durability and protects tools from wear and rust. CONVENIENT STORAGE Durable storage case keeps tools organised and easily